CN210254476U

CN210254476U - Steel pipe cutting device is used in bridge construction

Info

Publication number: CN210254476U
Application number: CN201921117836.4U
Authority: CN
Inventors: 董光平; 杨轩
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-17
Filing date: 2019-07-17
Publication date: 2020-04-07
Anticipated expiration: 2029-07-17

Abstract

The utility model discloses a steel pipe cutting device is used in bridge construction, including workstation, cutting mechanism and two guiding mechanism, the top outer wall of workstation is opened there is the bar hole, open at the top of workstation has two bar grooves, and two bar grooves are located the both sides in bar hole respectively, and two guiding mechanism's bottom is located two bar inslots respectively, guiding mechanism includes the round bar, and fixed connection is on the both ends inner wall in bar groove respectively at the both ends of round bar, and the sliding sleeve has been cup jointed to the outer wall of round bar, and a plurality of equidistance annular distribution's of inner wall fixedly connected with interior sand grip of sliding sleeve, a plurality of outer sand grips of bottom fixedly connected with of sliding sleeve, the top fixedly connected with fixed block of sliding sleeve. The utility model relates to a steel pipe cutting device that uses during bridge construction, the staff of can being convenient for of device fixes the steel pipe when the cutting, and then avoids the steel pipe to rock when the cutting, reduces cutting efficiency.

Description

Steel pipe cutting device is used in bridge construction

Technical Field

The utility model relates to a cutting device technical field especially relates to a steel pipe cutting device is used in bridge construction.

Background

The bridge is generally a structure which is erected on rivers, lakes and seas and allows vehicles, pedestrians and the like to smoothly pass through. In the process of bridge construction, need use the steel pipe, because the steel pipe length that uses is different, so need use cutting device to cut into certain length with the steel pipe, use again.

At present, the steel pipe cutting device who uses in the bridge construction process in the market, it is in the in-process that uses, mostly has following not enough: not possessing fixed establishment, when the cutting, the staff need hold up the steel pipe with the hand and cut, and the steel pipe cutting can be rocked when the cutting to direct holding up the steel pipe cutting with the hand, and then causes steel pipe cutting efficiency lower, to sum up, the steel pipe cutting device who uses in the current bridge construction process mostly still can not agree with actual need well.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a steel pipe cutting device for bridge construction.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a steel pipe cutting device for bridge construction comprises a workbench, a cutting mechanism and two guide mechanisms, wherein the outer wall of the top of the workbench is provided with a strip-shaped hole, the top of the workbench is provided with two strip-shaped grooves which are respectively positioned at two sides of the strip-shaped hole, the bottoms of the two guide mechanisms are respectively positioned in the two strip-shaped grooves, each guide mechanism comprises a round rod, two ends of the round rod are respectively and fixedly connected onto the inner walls of two ends of the strip-shaped groove, the outer wall of the round rod is sleeved with a sliding sleeve, the inner wall of the sliding sleeve is fixedly connected with a plurality of inner raised strips which are distributed in an annular shape at equal intervals, the bottom of the sliding sleeve is fixedly connected with a plurality of outer raised strips, the top of the sliding sleeve is fixedly connected with a fixed block, the outer wall of one side of the fixed block is provided with a round hole, the top of the fixed block is provided with a threaded hole, the top ends of the four vertical rods are fixedly connected with the same cover plate.

Furthermore, a U-shaped plate is welded at the edge of one side, close to the top of the workbench.

Further, the bottom of workstation is opened there is the slot, and cutting mechanism has the casing including cutting dish and motor, and the interpolation of slot has been connect, and the motor passes through the bolt fastening at the inner wall of casing, and the fixing base has been cup jointed to the outer wall of motor output shaft, and the fixing base passes through the bolt fastening on the outer wall of motor output shaft, and the one end welding of fixing base has the plectane, and the welding of one side outer wall of plectane has the horizontal pole, and the cutting dish cup joints on the horizontal pole, and the one end screw thread.

Furthermore, a U-shaped supporting plate is fixed at the bottom of the workbench through bolts, and the bottom of the machine shell is in contact with the outer wall of the supporting plate.

Further, the bottom of workstation is fixed with the protection casing through the bolt, and the bottom of cutting dish is located the protection casing, and the top of cutting dish is passed the top that the bar hole is located the workstation.

Furthermore, the bottom of the protective cover is provided with an arc-shaped ash discharge hole, the outer walls of two sides of the protective cover close to the bottom are provided with jacks, and the same baffle is inserted in the two jacks.

Furthermore, the outer wall of one side of the protective cover is provided with heat dissipation holes, the inner walls of the heat dissipation holes are welded with inclined pipes, and the inner walls of the inclined pipes are fixed with filter screens and exhaust fans through bolts.

The utility model has the advantages that:

1. by arranging the two guide mechanisms, the movement of the steel pipe can be guided during cutting, the unevenness of a cutting surface caused by the deflection of the steel pipe is avoided, the guide mechanisms comprise fixing blocks with round holes and thread abutting rods, the two ends of the steel pipe are inserted into the two round holes before cutting, the steel pipe is fixed by the thread abutting rods, during cutting, a worker can be assisted to move the steel pipe for cutting, the two fixing blocks limit the moving space of the steel pipe, the thread abutting rods abut against the steel pipe tightly, the steel pipe is prevented from shaking, and the cutting efficiency is improved;

2. the motor drives the cutting disc to rotate at a high speed, the steel pipe is moved to the cutting disc during cutting, when the side wall of the steel pipe is in contact with the cutting disc, the steel pipe is cut, and during cutting, the bottom end of the cutting disc is positioned in the protective cover, so that workers can be prevented from being injured by the bottom end of the cutting disc;

3. through setting up extraction fan and filter screen, the heat in the extraction fan will the protection casing is taken away, accelerates the heat dissipation of cutting disc, and the filter screen can filter the air admission, avoids the dust in the protection casing to be taken out, has reduced the emergence of raise dust.

Drawings

Fig. 1 is a schematic sectional structure view of a steel pipe cutting apparatus for bridge construction according to embodiment 1 of the present invention;

FIG. 2 is a schematic structural view of portion A of FIG. 1;

fig. 3 is a schematic structural view of a fixed block and a sliding sleeve of the steel pipe cutting device for bridge construction according to the present invention;

fig. 4 is the utility model provides a steel pipe cutting device for bridge construction's embodiment 2's section structure sketch map.

In the figure: 1-workbench, 2-cover plate, 3-fixed block, 4-threaded support rod, 5-shell, 6-upright rod, 7-supporting plate, 8-motor, 9-protective cover, 10-baffle, 11-cutting disk, 12-inclined tube, 13-exhaust fan, 14-filter screen, 15-round rod, 16-sliding sleeve, 17-inner convex strip, 18-outer convex strip and 19-U-shaped plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example 1

Referring to fig. 1-3, a steel pipe cutting device for bridge construction comprises a workbench 1, a cutting mechanism and two guiding mechanisms, wherein the outer wall of the top of the workbench 1 is provided with a strip-shaped hole, the top of the workbench 1 is provided with two strip-shaped grooves which are respectively positioned at two sides of the strip-shaped hole, the bottoms of the two guiding mechanisms are respectively positioned in the two strip-shaped grooves, the guiding mechanisms comprise round rods 15, two ends of each round rod 15 are respectively welded on the inner walls of two ends of each strip-shaped groove, the outer wall of each round rod 15 is sleeved with a sliding sleeve 16, the inner wall of each sliding sleeve 16 is welded with a plurality of inner convex strips 17 which are distributed in an annular shape at equal intervals, the bottom of each sliding sleeve 16 is welded with a plurality of outer convex strips 18, the top of each sliding sleeve 16 is welded with a fixed block 3, the outer wall of one side of each fixed block 3 is provided with a round hole, two, the activity space of steel pipe has been injectd to two fixed blocks 3, has reduced rocking of steel pipe, and threaded hole has all been opened at the top of fixed block 3, and the equal screw thread of the inner wall of screw hole is pegged graft and is had the screw thread of T shape to support pole 4, and two pole settings 6 have all been welded at the top of two guiding mechanism's fixed block 3, and the top welding of four pole settings 6 has same cover plate 2.

The utility model discloses in, the slot has been opened to the bottom of workstation 1, cutting mechanism includes cutting disc 11 and motor 8, it has casing 5 to peg graft in the slot, motor 8 passes through the bolt fastening at the inner wall of casing 5, the fixing base has been cup jointed to the outer wall of the 8 output shafts of motor, the fixing base passes through the bolt fastening on the outer wall of the 8 output shafts of motor, the one end welding of fixing base has the plectane, one side outer wall welding of plectane has the horizontal pole, cutting disc 11 cup joints on the horizontal pole, the cap has been cup jointed soon to the one end.

Wherein, the bottom of the workbench 1 is fixed with a U-shaped supporting plate 7 through bolts, and the bottom of the machine shell 5 is contacted with the outer wall of the supporting plate 7.

Wherein, the bottom of workstation 1 is fixed with protection casing 9 through the bolt, and the bottom of cutting dish 11 is located protection casing 9, and the top of cutting dish 11 passes the top that the bar hole is located workstation 1.

Wherein, the bottom of protection casing 9 is opened has curved row of ash hole, and protection casing 9 is close to both sides outer wall of bottom and all opens the jack, and the same baffle 10 is pegged graft in two jacks.

Wherein, the louvre has been opened to one side outer wall of protection casing 9, the inner wall welding of louvre has pipe chute 12, the inner wall of pipe chute 12 passes through bolt fastening has filter screen 14 and extraction fan 13, extraction fan 13 takes away the heat in the protection casing 9, accelerate the heat dissipation of cutting disc 11, filter screen 14 can admit air the air and filter, avoid the dust in the protection casing 9 to be taken out, reduce the emergence of raise dust, and further, extraction fan 13 and motor 8 all are connected with the switch through the wire, the switch all is connected with external power supply through the wire.

The working principle is as follows: before cutting, the two ends of the steel pipe are inserted into the two round holes, and the steel pipe is fixed by the thread abutting rod 4, wherein the two fixing blocks 3 limit the moving space of the steel pipe, the thread abutting rod 4 abuts against the steel pipe tightly to avoid shaking of the steel pipe, the cutting efficiency is improved, when cutting is performed, the motor 8 and the exhaust fan 13 are started, the motor 8 drives the cutting disc 11 to rotate at a high speed, a worker holds the end part of the steel pipe and moves along the round rod 15, the round rod 15 can guide the movement of the steel pipe to avoid uneven cutting surface caused by the deflection of the steel pipe, when the side wall of the steel pipe is in contact with the cutting disc 11, the cutting disc 11 starts to cut the steel pipe, when cutting is performed, the bottom end of the cutting disc 11 is positioned in the protective cover 9, so that the bottom end of the cutting disc 11 can be prevented from damaging the worker, the exhaust fan 13 exhausts heat in the protective cover 9 to accelerate the heat dissipation, and the filter screen 14 can filter the air intake, so as to prevent the dust in the protective cover 9 from being drawn out and reduce the occurrence of dust raising.

Example 2

Referring to fig. 4, the present embodiment is mainly different from embodiment 1 in that a U-shaped plate 19 is welded to a side edge of the top of the table 1 near one side.

The working principle is as follows: before cutting, the longer end of the steel pipe is inserted into the U-shaped plate 19 and then cut, and the U-shaped plate 19 limits the shaking of the end part of the steel pipe.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

Claims

1. The steel pipe cutting device for bridge construction comprises a workbench (1), a cutting mechanism and two guide mechanisms, and is characterized in that a strip-shaped hole is formed in the outer wall of the top of the workbench (1), two strip-shaped grooves are formed in the top of the workbench (1), the two strip-shaped grooves are respectively located on two sides of the strip-shaped hole, the bottoms of the two guide mechanisms are respectively located in the two strip-shaped grooves, each guide mechanism comprises a round rod (15), two ends of each round rod (15) are respectively and fixedly connected to the inner walls of two ends of each strip-shaped groove, a sliding sleeve (16) is sleeved on the outer wall of each round rod (15), a plurality of inner convex strips (17) which are distributed in an annular shape at equal intervals are fixedly connected to the inner wall of each sliding sleeve (16), a plurality of outer convex strips (18) are fixedly connected to the bottom of each sliding sleeve (16), a fixed block (3) is fixedly connected to the, threaded holes are formed in the top of the fixed block (3), T-shaped threaded support rods (4) are inserted into the inner wall of each threaded hole in a threaded manner, two vertical rods (6) are fixedly connected to the top of the fixed block (3) of the guide mechanism, and the top ends of the four vertical rods (6) are fixedly connected with the same cover plate (2).

2. The steel pipe cutting device for bridge construction according to claim 1, wherein a U-shaped plate (19) is welded to the top of the working platform (1) near one side edge.

3. The steel pipe cutting device for bridge construction according to claim 1 or 2, wherein a slot is formed in the bottom of the workbench (1), the cutting mechanism comprises a cutting disc (11) and a motor (8), a casing (5) is inserted in the slot, the motor (8) is fixed on the inner wall of the casing (5) through a bolt, a fixing seat is sleeved on the outer wall of an output shaft of the motor (8) and fixed on the outer wall of the output shaft of the motor (8) through a bolt, a circular plate is welded at one end of the fixing seat, a cross rod is welded on the outer wall of one side of the circular plate, the cutting disc (11) is sleeved on the cross rod, and a screw cap is sleeved at one end of the cross rod.

4. The steel pipe cutting device for bridge construction according to claim 3, wherein a U-shaped supporting plate (7) is fixed to the bottom of the working platform (1) through bolts, and the bottom of the casing (5) is in contact with the outer wall of the supporting plate (7).

5. The steel pipe cutting device for bridge construction according to claim 4, wherein a protective cover (9) is fixed at the bottom of the workbench (1) through bolts, the bottom end of the cutting disc (11) is positioned in the protective cover (9), and the top end of the cutting disc (11) penetrates through the strip-shaped hole and is positioned above the workbench (1).

6. The steel pipe cutting device for bridge construction according to claim 5, wherein the bottom end of the protective cover (9) is provided with an arc-shaped dust discharging hole, the outer walls of two sides of the protective cover (9) close to the bottom end are provided with insertion holes, and the same baffle (10) is inserted into the two insertion holes.

7. The steel pipe cutting device for bridge construction according to claim 6, wherein heat dissipation holes are formed in the outer wall of one side of the protective cover (9), inclined pipes (12) are welded to the inner walls of the heat dissipation holes, and a filter screen (14) and a suction fan (13) are fixed to the inner walls of the inclined pipes (12) through bolts.